Answer = 13%
Explanation:
Total number of people who bought a hot sandwich = 2 + 7 + 6
Total number of people who bought a hot sandwich = 15
Total number of people who bought a hot sandwich and did not buy a drink = 2
Visitors who purchased a hot sandwich and did NOT buy a drink = 2 /15
Percentage of Visitors who purchased a hot sandwich and did NOT buy a drink = 2 /15 *100
= 13.2222%
Rounding off would be 13%
